<!DOCTYPE html>
<html lang="zh">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>页面不存在 - 眼底随访系统</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">
    <link href="/static/css/style.css" rel="stylesheet">
</head>
<body class="bg-gradient-to-br from-blue-50 to-indigo-50 min-vh-100 d-flex flex-column">
    <!-- 导航栏 -->
    <nav class="navbar navbar-expand-lg navbar-light bg-white shadow-sm">
        <div class="container">
            <a class="navbar-brand d-flex align-items-center" href="/">
                <img src="/static/images/logo.png" alt="Logo" class="rounded-circle me-2" width="40" height="40">
                <span class="font-bold text-primary">眼底随访系统</span>
            </a>
        </div>
    </nav>

    <!-- 主要内容 -->
    <main class="flex-grow-1 d-flex flex-column justify-center align-items-center container my-5">
        <div class="card w-100 max-w-md p-6 shadow-lg rounded-xl fade-up" style="animation-delay: 0.1s">
            <div class="text-center">
                <h1 class="text-6xl font-bold text-primary mb-4">404</h1>
                <p class="text-xl text-gray-600 mb-6">抱歉，您访问的页面不存在</p>
                <div class="mb-8">
                    <img src="/static/images/logo.png" alt="logo" class="rounded-circle" width="150" height="150">
                </div>
                <div class="d-flex justify-content-center gap-3 w-100">
                    <a href="/" class="btn btn-primary rounded-full px-6 py-2 hover:shadow-lg transition-all duration-300">返回首页</a>
                    <a href="/login" class="btn btn-outline-primary rounded-full px-6 py-2 hover:shadow-md transition-all duration-300">登录</a>
                </div>
            </div>
        </div>
    </main>

    <!-- 页脚 -->
    <footer class="bg-white py-4 shadow-inner">
        <div class="container text-center text-gray-600">
            <p>© 2025 眼底随访系统. 保留所有权利.</p>
        </div>
    </footer>
</body>
</html>